Yui Bi

Yui Bi (died 126 BC), nicknamed the Wise Prince and the Eastern Juku-Prince, was a Xiongnu prince who fought Ichise Chanyu for the throne in 126 BC.

Biography
Yui Bi, "the Wise Prince", was the next-in-line to the throne after the death of Laoshang Chanyu in 126 BC, and he was supposed to be the next chanyu. However, the other Xiongnu prince Ichise Chanyu staged a coup and ousted Yui Bi from power, and Yui Bi submitted to the Han dynasty after fleeing to China, where he died a few months later.